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computer vulnerability note CVE-2019-3459

Linux kernel: information disclosure via L2CAP_GET_CONF_OPT

Synthesis of the vulnerability

A local attacker can read a memory fragment via L2CAP_GET_CONF_OPT of the Linux kernel, in order to obtain sensitive information.
Vulnerable software: Debian, Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this announce: 1/4.
Consequences of an intrusion: data reading.
Attacker's origin: user shell.
Creation date: 11/01/2019.
Références of this computer vulnerability: CERTFR-2019-AVI-071, CERTFR-2019-AVI-131, CERTFR-2019-AVI-145, CERTFR-2019-AVI-233, CVE-2019-3459, DLA-1771-1, DLA-1799-1, DLA-1799-2, FEDORA-2019-509c133845, FEDORA-2019-f812c9fb22, openSUSE-SU-2019:0140-1, openSUSE-SU-2019:0203-1, openSUSE-SU-2019:0274-1, SUSE-SU-2019:0439-1, SUSE-SU-2019:0470-1, SUSE-SU-2019:0541-1, SUSE-SU-2019:0765-1, SUSE-SU-2019:0767-1, SUSE-SU-2019:0901-1, SUSE-SU-2019:1289-1, SUSE-SU-2019:14127-1, USN-3930-1, USN-3930-2, USN-3931-1, USN-3931-2, USN-3932-1, USN-3932-2, USN-3933-1, USN-3933-2, VIGILANCE-VUL-28249.

Description of the vulnerability

A local attacker can read a memory fragment via L2CAP_GET_CONF_OPT of the Linux kernel, in order to obtain sensitive information.
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